// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/aura/test/test_windows.h"

#include <stddef.h>

#include "base/strings/string_number_conversions.h"
#include "ui/aura/client/aura_constants.h"
#include "ui/aura/window.h"
#include "ui/compositor/layer.h"
#include "ui/gfx/geometry/rect.h"

namespace aura {
namespace test {

    Window* CreateTestWindowWithId(int id, Window* parent)
    {
        return CreateTestWindowWithDelegate(NULL, id, gfx::Rect(), parent);
    }

    Window* CreateTestWindowWithBounds(const gfx::Rect& bounds, Window* parent)
    {
        return CreateTestWindowWithDelegate(NULL, 0, bounds, parent);
    }

    Window* CreateTestWindow(SkColor color,
        int id,
        const gfx::Rect& bounds,
        Window* parent)
    {
        return CreateTestWindowWithDelegate(new ColorTestWindowDelegate(color), id,
            bounds, parent);
    }

    Window* CreateTestWindowWithDelegate(WindowDelegate* delegate,
        int id,
        const gfx::Rect& bounds,
        Window* parent)
    {
        return CreateTestWindowWithDelegateAndType(
            delegate, ui::wm::WINDOW_TYPE_NORMAL, id, bounds, parent);
    }

    Window* CreateTestWindowWithDelegateAndType(WindowDelegate* delegate,
        ui::wm::WindowType type,
        int id,
        const gfx::Rect& bounds,
        Window* parent)
    {
        Window* window = new Window(delegate);
        window->set_id(id);
        window->SetType(type);
        window->Init(ui::LAYER_TEXTURED);
        window->SetProperty(aura::client::kCanMaximizeKey, true);
        window->SetBounds(bounds);
        window->Show();
        if (parent)
            parent->AddChild(window);
        return window;
    }

    template <typename T>
    bool ObjectIsAbove(T* upper, T* lower)
    {
        DCHECK_EQ(upper->parent(), lower->parent());
        DCHECK_NE(upper, lower);
        const std::vector<T*>& children = upper->parent()->children();
        const size_t upper_i = std::find(children.begin(), children.end(), upper) - children.begin();
        const size_t lower_i = std::find(children.begin(), children.end(), lower) - children.begin();
        return upper_i > lower_i;
    }

    bool WindowIsAbove(Window* upper, Window* lower)
    {
        return ObjectIsAbove<Window>(upper, lower);
    }

    bool LayerIsAbove(Window* upper, Window* lower)
    {
        return ObjectIsAbove<ui::Layer>(upper->layer(), lower->layer());
    }

    std::string ChildWindowIDsAsString(aura::Window* parent)
    {
        std::string result;
        for (Window::Windows::const_iterator i = parent->children().begin();
             i != parent->children().end(); ++i) {
            if (!result.empty())
                result += " ";
            result += base::IntToString((*i)->id());
        }
        return result;
    }

} // namespace test
} // namespace aura
